I cannot answer the author's specific question. What I can say is that the scientific publishing community did something I had never seen before: They granted
free access to articles on COVID-19. You can find the information that Springer Nature released below:
https://www.springernature.com/gp/researchers/campaigns/coronavirus
I should have added this:
Your best resource for info on COVID-19 is your primary care physician who has your full medical history.